Explain the difference between tidal volume and total vital capacity. Under what circumstances would each occur?
Tidal volume is the normal volume of air inhaled in one breath at rest.
Total vital capacity is the maximum amount of air a person can expel from the lungs after a maximum inhalation. This usually occurs when a person is under physical stress.
JB
Related Biology A Level answers
All answers ▸Describe how B-lymphocytes respond when they are stimulated by antigens.
DNA helicase is important in DNA replication - explain why.
The Pacinian corpuscle senses changes in pressure in the skin. Explain how pressure causes the cell to change its membrane potential to elicit a nerve response.
Describe three effects of smoking on the alveoli